MVP Kool-It KGC Series User manual

5659 Royalmount Ave. Montreal, QC, Canada H4P 2P9
Telephone:[phone] / TollFree:888.275.4538
Fax: [phone] / Toll Free: 877.453.8832
[e-mail] / mvpgroupcorp.com
Gelato Display Freezer
KGC Series
User Manual
12000 Biscayne Blvd. Ste 108
Miami, FL 33181
Telelephone:786.600.4687/TollFree:844.218.8477
Fax:786.661,4100
[email protected]

1
TABLE OF CONTENTS
Section Page
Technical Specifications 2
Installation 2-3
Operation 3-6
Maintenance 6-8
Parts Breakdown 8-12
Electrical Diagram 12

2
TECHNICAL SPECIFICATIONS
INSTALLATION
TRANSPORTATION
1. To prevent the oil contained in the compressor from flowing into the cooling circuit, it is
necessary to always carry, store and handle the unit in a vertical position and follow the
instructions found on the packaging.
2. If the unit was placed in a non-vertical position during the transportation, keep the unit in a
vertical position for approximately 24 hours before using the unit and turning it on, to allow
the oil to flow back into the compressor.
UNPACKING
1. Remove the wooden baseboard and plastic covering.
2. Make sure that the unit has not been damaged.
3. Remove plastic film from all the stainless-steel panels, if applicable.
IMPORTANT:The packaging should be kept away from children as it is potentially dangerous.
Dispose of the packaging according to the regulation from the local authorities.
MODEL
KGC-50
KGC-62
KGC-74
Number of Pans (1/3 GN or Italy Pan)
12
16
20
Numbers of rear sliding doors (Arclic)
2
HP
1 1/4
1 1/2
Electrical
110V/60HZ/1P
Amps
10.5
12.3
13.5
Temperature Range (℉)
0～-8
Refrigerant
R404A/R448
Dimensions
49.2"*44.8"*48.3"
62.2"*44.8"*48.3"
75.2"*44.8"*48.3"
Shipping Weight (lbs.)
723
850
961

3
POSITION
1. Never clean the unit with pressurized water jets.
2. Place the unit on a flat and stable surface.
3. Install the unit in a location where it can be overseen by trained personnel.
4. For good ventilation, keep 20 cm (7 inches) between the unit and walls or other objects.
Increase the distance if the objects surrounding are heating sources. When the unit is in
place, press the brake on the wheels to keep it from moving.
5. Fix the shelves on the unit.
ELECTRICAL CONNECTION
Before inserting the plug into the electrical socket, carefully read the following precautions:
1. Make sure that the unit is correctly connected to a properly grounded outlet, in compliance
with current safety standards.
2. Make sure that the voltage is in accordance with what is indicated on the rating label.
3. The current voltage available should beenough for the maximum energy required by the
unit.
4. If necessary, use multiple outlets, which are all properly grounded, in compliance with
current safety standards.
5. If in doubt, please consult qualified technicians.
THE REFRIGERATED SHOWCASE MUST BE CONNECTEDTO AN ELECTRICAL SOCKET WITH A
GROUND.
OPERATION
Before using, the unit should be completely cleaned as it comes into contact with food.
1. Make sure that the main switch is in the (I) position, then plug in the unit.
2. Before starting the unit, ensure the sliding doors are properly closed.
3. Turn the main switch to the (I) position, the condensing unit will automatically start.
4. For lighting, press the lighting button.The lighting button is located on the thermostat.
5. If there is some condensation in front of the curved glass, please turn the switch to (I)
position for defogging.
6. Allow the unit to reach proper temperature before loading with product.
WORKING TEMPERATURE ADJUSTMENT
To reset the temperature inside the showcase, please follow as below:

4
CAUTION:You are suggested not to reset the temperature controller frequently.
Temperature Controller Operation
Front Panel Commands
Main Functions
1. How to see the setpoint

5
2. How to change the setpoint
Table of Controller Parameters
ALARM SIGNALS
When an alarm is activated, the display shows the corresponding message that flashes alternating
with the temperature.
•If fitted and enabled, the buzzer and the alarm relay are also activated. All the alarms have
automatic reset (that is, they stop when the causes are no longer present), except for
alarm ‘CHt’ which has manual reset (instrument on/off using the UP button or by
disconnecting the power supply).
•Pressing the SET button mutes the buzzer, while the code displayed, and the alarm relay

6
only go off when the causes of the alarm have been resolved. The alarm codes are shown
in the table below:
MAINTENANCE
CLEANING
For health standards and good quality of beverages or foods, clean interiors of the unit as often as
possible.
CAUTION: Do not clean the unit by means of a water jet or pressurized washer.
1. Before carrying out cleaning, turn the unit off and remove the power plug.
2. Do not use abrasive powders that might damage the interior parts of the showcase.
3. Use neutral soap and warm water to wash the interiors. Rinse carefully with water to
remove any soap residues.
4. To maintain a high standard of working performance, leave the unit turned on during the
night and day to avoid deposits.
CAUTION: Do not use any damaging solvents (petrol, alcohol, etc.) for cleaning the unit. The unit
mayget damaged. Do not use and sharp objects for cleaning. The unit may be cleaned with a
damp towel but should never directly come in contact with water. After cleaning the unit, make
sure all parts are dried completely.
INSTRUCTIONS FOR DISPOSAL
When replacing your old unit with a new one, comply with the following information:
•Old units are not to be disposed of as regular waste. Valuable raw materials can be obtained
by recycling old units.

7
Render your old unit unusable:
•Cut off and remove the main power plug from the unit, then discard separately.
CAUTION: Substances and gases in the thermal insulation must be disposed of professionally.
Ensure that refrigeration tubing is not damaged prior to disposal. Please discard the unit
according to the regulations of local law.
Troubleshooting
System
Possible Reasons
Solution
Remark
No power input
/power direction
lamp does not light
Broken fuse
Replace
As for authorized
service department
to check and repair
Poor connection of plug and
socket
Repair or replace the socket
Failure in input control circuit
Compressor does
not
work
Thermostat does not work
Replace
Thermostat is not on the
working position
Turning to the working
position
Poor contract of
thermostat
Insert the plug tightly
Loose plug pins in the starter
Insert the plug tightly
Broken compressor
Replace
Broken starter or
capacitor
Repair or replace
Compressor runs,
but the
temperature in the
showcase is
high
Circulating temperature is
too high
Adjust the thermostat
properly
Ask for authorized
service department
to check and too
much dust and dirt
on repair it
Too much dust and dirt on the
condenser
Clean it on time
Frost on the evaporator is too
thick
Stop the machine
to defrost. Set the
temperature higher
Thermostat is out of work
Replace
Condenser fan does
not
run
The capacitor of the fan is out
of work
Replace
The ball-bearing of the fan
motor lacks oil
Fill oil
The winding of the fan motor
is damaged
Replace
Compressor
starts/stops
frequently
The winding of the
compressor is short
circuit
Check with a multi meter,
replace the compressor.

8
Poor contact of the
socket
Repair or replace
The fan of the
evaporator
does not work
The fan motor is
damaged
Replace
WARNING: If the machine has any problems or has been damaged, do not try to repair or replace
it by yourself. Please contact KOOL-IT technical service at 1-888-275-4538.
PARTS BREAKDOWN

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PARTS LIST
Part
Description
MFG Code
Material
1
Supporting structure for side glass
THCD-2-100-003-19
1.5mm galvanized plate
2
Left panel
THCD-2-200-003-05
30mm high-density wood or metal
3
Left food pan support
THCD-2-100-002-24
1.0mm #304 mirror stainless steel
4
Food pan support #3
THCD-2-100-002-26
1.0mm #304 mirror stainless steel
5
Foamed panel #1
THCD-3-200-002-01
PVC panel
6
U shape front glass metal cover
THCD-3-100-003-03
0.6mm #304 mirror stainless steel
7
Pan support connection panel
THCD-3-100-002-05
1.0mm #304 mirror stainless steel
8
Left food pan support #1
THCD-2-100-002-22
1.0mm #304 mirror stainless steel
9
Right food pan support #1
THCD-2-100-002-23
1.0mm #304 mirror stainless steel
10
Return air grille #4
THCD-3-100-002-15
0.6mm #304 mirror stainless steel
11
Return air grille #3
THCD-3-100-002-14
0.6mm #304 mirror stainless steel
12
Return air grille #2
THCD-3-100-002-13
0.6mm #304 mirror stainless steel
13
Return air grille #1
THCD-3-100-002-12
0.6mm #304 mirror stainless steel
14
Return air grille support
THCD-3-100-002-16
0.6mm #304 mirror stainless steel
15
Bottom metal cover #1
THCD-3-100-002-10
0.6mm #304 mirror stainless steel
16
Return air stopper
THCD-3-100-002-19
0.6mm #304 mirror stainless steel
17
Evaporator #2
THCD-3-300-004-03
copper pipe
18
Bottom cushion for front glass
THCD-2-400-003-12
Transparent food-grade silicone
19
Front panel for inner cabinet
THCD-3-100-001-06
0.6mm #304 mirror stainless steel
20
Front glass
THCD-3-300-003-01
glass
21
U shape PVC cover #2
THCD-3-400-003-11
Black PVC
22
Front cabinet panel
THCD-3-100-001-01
0.6mm #304 mirror stainless steel
23
Snap joint for front glass #D
THCD-2-400-003-04
Aluminum #6060
24
Snap joint for front glass #A
THCD-3-400-003-01
Aluminum #6060
25
Snap joint for front glass #E
THCD-3-400-003-05
Aluminum #6060
26
Snap joint for front glass #B
THCD-2-400-003-02
Aluminum #6060
27
Snap joint for front glass #C
THCD-2-400-003-03
Aluminum #6060
28
Right metal support for evaporator
THCD-2-100-003-18
0.6mm #304 mirror stainless steel
29
Front air grille
THCD-3-100-003-24
0.6mm #304 mirror stainless steel
30
Front decoration panel
THCD-3-300-003-01
Powder coated metal
31
Two-hole freon dispenser
THCD-2-200-001-01
Copper
32
Inside small evaporator
THCD-3-300-004-04
copper pipe
33
Front metal bottom for the inner
cabinet
THCD-3-100-001-07
0.6mm #304 mirror stainless steel
34
Front bottom air grille
THCD-3-100-003-14
0.6mm #304 mirror stainless steel
35
Power distribution box
THCD-2-100-004-04
1.0mm cold-roll steel
36
Power connection terminals
STK-4/10L
/

10
assembly
37
A.C Contactor
CJX2-1201
110V 60Hz 16A
38
A.C Contactor relay
JZC4-22 110
/
39
Voltage transformer
VTR-01
/
40
Gas-liquid separator
KL206
/
41
Compressor
TECUMSEH-12
/
42
Four-way reversing valve
DHF-6
/
43
Pressure switch
PC-439-377K290K
/
44
One-way valve
NRV12S
DANFOSS
45
Pipeline for compressor kit
THCD-1-200-004-01
copper pipe
46
Holder for Power distribution box
#3
THCD-2-100-004-09
0.6mm #304 mirror stainless steel
47
Expansion valve
TES2，068Z3411
/
48
Holder for Power distribution box
#2
THCD-2-100-004-08
0.6mm #304 mirror stainless steel
49
Dry filter
DML083S
DANFOSS
50
Water tray assembly
THCD-1-100-004-02
Assembly
51
Power distributon box #2
THCD-2-100-004-05
1.0mm cold-roll steel
52
Holder for Power distribution box
#1
THCD-2-100-004-07
0.6mm #304 mirror stainless steel
53
Lid for power distribution box
THCD-2-100-004-06
1.0mm cold-roll steel
54
Fan motor for condenser
YZF18-25
/
55
Supporting board for compressor
kit
THCD-2-100-004-02
2.0mm cold-roll steel
56
Adjustable legs
THCD-2-200-004-01
/
57
Fan motor safety net wire cover
NET WIRE-Φ254
58
Fan blade
Φ254×34°
WEIGUANG
59
Condenser cover
THCD-3-100-004-01
1.2mm galvanized plate
60
Condenser
THCD-3-300-004-01
copper
61
Control panel
THCD-2-100-003-09
0.6mm #304 mirror stainless steel
62
Under frame structure
THCD-2-200-004-03
25*25*2 square pipe
63
Back air grille
THCD-3-100-003-10
0.6mm #304 mirror stainless steel
64
POWER SWITCH
PS-G/PS-R
WATER PROOF COVER
65
Digital controller
IR33F0EHA0
DIXELL
66
Evaporator #1
THCD-3-300-004-02
Copperpipe
67
Air guide board
THCD-3-100-002-20
1.0mm #304 mirror stainless steel
68
Nut for water pipe
Nut-M20
ABS
69
Drainage pipe
D-PIPE-150
ABS
70
Bottom metal cover #2
THCD-2-100-002-11
0.6mm #304 mirror stainless steel
71
Bottom metal panel for the cabinet
THCD-3-100-001-02
0.5mm galvanized plate
72
Right metal board for the cabinet
THCD-2-100-001-04
0.5mm galvanized plate
73
Fixed plate for side panel #2
THCD-2-100-003-16
1.5mm galvanized plate
74
Fixed plate for side glass
THCD-2-100-001-18
1.5mm galvanized plate

11
75
Back board for inner cabinet
THCD-3-100-001-08
0.6mm #304 mirror stainless steel
76
Supporting metal for bottom
board
THCD-3-100-001-16
1.5mm galvanized plate
77
Metal cover for side supporting
board
THCD-3-100-003-13
0.6mm #304 mirror stainless steel
78
Pressure regulating net #1
THCD-2-100-002-17
0.5mm #304 mirror stainless steel
79
Evaporator fan holder
THCD-2-100-002-21
1.0mm #304 mirror stainless steel
80
Left metal board for cabinet
THCD-2-100-001-11
0.6mm #304 mirror stainless steel
81
Evaporator fan motor
#12038
SANSHENG
82
Right panel
THCD-2-200-003-04
30mm high-density wood or metal
83
Enhanced board for back panel
THCD-2-100-001-15
1.5mm galvanized plate
84
Glass bolts
THCD-2-200-003-01
/
85
protective tube for glass bolts
THCD-2-200-003-02
pvc
86
Right side glass
THCD-2-300-003-02
/
87
Back panel of the cabinet
THCD-3-100-001-03
0.6mm #304 mirror stainless steel
88
Right connection metal board for
cabinet
THCD-2-100-001-12
0.6mm #304 mirror stainless steel
89
Pressure regulating net #2
THCD-3-100-002-18
0.5mm #304 mirror stainless steel
90
Inside metal board for the back
working stage
THCD-3-100-003-06
0.5mm galvanized plate
91
Handle of the back sliding door
1/3
M4
92
U shape PVC 1
THCD-3-400-003-10
PVC Black
93
Back air wall for inside cabinet
THCD-3-100-001-09
0.6mm #304 mirror stainless steel
94
Air outlet grille #2
THCD-3-100-002-02
1.0mm #304 mirror stainless steel
95
Connection board for air outlet
grille
THCD-3-100-002-04
0.6mm #304 mirror stainless steel
96
Rear sliding arclic door #1
THCD-3-200-003-06
ARCLIC
97
Rear sliding door track #1
THCD-2-100-003-07
0.6mm #304 mirror stainless steel
98
Temperature display
TD-HT28
/
99
LED cover
THCD-3-400-003-13
PVC
100
Rear sliding door track #2
THCD-3-100-003-08
0.6mm #304 mirror stainless steel
101
Rear sliding arclic door #2
THCD-3-200-003-07
PMMA
102
Top led holder #2
THCD-3-100-003-02
1.0mm #304 mirror stainless steel
103
Top led holder #1
THCD-3-100-003-01
1.0mm #304 mirror stainless steel
104
led fix metal
THCD-2-100-003-20
0.6mm #304 mirror stainless steel
105
LED lights
LED-01
14.4W/M
106
Top decoration board
THCD-3-300-003-04
0.6mm #304 mirror stainless steel
107
Back working table top
THCD-3-100-003-01
Assembly
108
Connection board for pan
supporting arms #4
THCD-3-100-002-08
1.0mm #304 mirror stainless steel
109
Assembly part for connection
board
THCD-3-100-002-09
0.6mm #304 mirror stainless steel
110
Air outlet grille #3
THCD-3-100-002-03
1.0mm #304 mirror stainless steel

12
111
Air outlet grille #1
THCD-3-100-002-01
1.0mm #304 mirror stainless steel
112
Food pan supporting arm #4
THCD-2-100-002-27
1.0mm #304 mirror stainless steel
113
left connection metal board for
cabinet
THCD-2-100-001-13
0.6mm #304 mirror stainless steel
114
Right food pan supporting arm #2
THCD-2-100-002-25
1.0mm #304 mirror stainless steel
115
Bolts for side panel
THCD-2-200-003-03
/
116
Fixed plate for side panel #1
THCD-2-100-003-15
1.5mm galvanized plate
117
Left side glass
THCD-2-300-003-03
/
118
Connection board for pan
supporting arms #3
THCD-2-100-002-07
1.0mm #304 mirror stainless steel
119
Foamed panel #2
THCD-3-200-002-02
PVC panel
120
Connection board for pan
supporting arms #2
THCD-3-100-002-06
1.0mm #304 mirror stainless steel
121
Left panel for inside cabinet
THCD-2-100-001-10
1.0mm #304 mirror stainless steel
122
Connection board for pan
supporting arms #1
THCD-2-100-002-05
1.0mm #304 mirror stainless steel
123
Left metal board for cabinet
THCD-2-100-001-05
0.5mm galvanized plate
124
Enhanced board for side
supporting
THCD-2-100-001-17
4.0mm cold-roll steel

13
ELECTRICAL DIAGRAM